<ul class="second-nav">
	<li class="second-nav-item" ng-class="secondType == 'guide' ? 'active': ''"><a ui-sref="help/guide"><i class="fa fa-file-word-o"></i>系统初始化指南</a></li>
	<li class="second-nav-item" ng-class="secondType == 'index' ? 'active': ''"><a ui-sref="help/index"><i class="fa fa-arrow-circle-up"></i>产品更新说明</a></li>
</ul>